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多选题
What are four advantages to using tunnel brokers in an IPv6 transition environment?()
A
Tunnel brokers automatically provide configuration parameters to peer routers.
B
IPv6 enabling a node looks automatic to the end user.
C
Tunnel information is sent via IPv4.
D
Tunnel brokers make it simpler for nontechnical users to deploy manual tunnels.
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单选题Which of these statements best describes the major difference between an IPv4-compatible tunnel and a 6to4 tunnel?()A
An IPv4-compatible tunnel is a static tunnel, but an 6to4 tunnel is a semiautomatic tunnel.B
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